The Targus Ultra Mini Retractable Optical Mouse (Silver and Black with red LED) is the perfect solution for the mobile warrior who needs to save space when using an external mouse. The "Screen Scroller Button" will allow you to scroll up or down, left or right, and you can also alternate between open applications. The mouse allows you to browse web sites and Windows easily. The Ultra Mini Retractable Optical Mouse comes standard with a USB connection (USB 1.1) that will allow true plug and play connection with the notebook USB port.